MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a
SHA3-384 hash: 7ede4d66437cdd167f2e25f10c6c208e8f4f184bbf994c56348b54838533d41b378937ea15dc52e385fdcc98e78d5164
SHA1 hash: c78444ecb7e63629f24b797888c9ad22b503c309
MD5 hash: 5b234c7c2795d57b9d40715537c1a70f
humanhash: carbon-arkansas-robert-october
File name:견적요청.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:608'256 bytes
First seen:2023-05-03 10:44:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:denM8HBj520o7GrMirFOUCiL7sMPjQeJsSsdO7q3X1NkaZYHOBNzo:dKMkBj54SX8QoM3fsdb3XTxYuBNk
Threatray 2'699 similar samples on MalwareBazaar
TLSH T12DD412A1B15807B2F0AAA7F7A87ACE1013731E1FE570EA1D1D8E30D946B73560263B57
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon b42549516949694d (7 x Formbook, 3 x GuLoader)
Reporter abuse_ch
Tags:exe FormBook geo KOR

Intelligence

File Origin
# of uploads :
1
# of downloads :
247
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
견적요청.exe
Verdict:
No threats detected
Analysis date:
2023-05-03 10:47:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/40428cc7-8e4c-4afa-a472-9cb93debcf33

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/386226/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
comodo packed
Link:
https://www.filescan.io/uploads/64523b2e961a21dc785c967f/reports/56a691f2-64e4-4f85-a5ba-8c404e83a633/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1144b1e6-a394-49ee-8b38-5892ce0b2718
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1225244
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 858207 Sample: #Uacac#Uc801#Uc694#Uccad.exe Startdate: 03/05/2023 Architecture: WINDOWS Score: 100 31 www.fhsbfjbsljsdfsd.xyz 2->31 39 Snort IDS alert for network traffic 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 6 other signatures 2->45 9 #Uacac#Uc801#Uc694#Uccad.exe 3 2->9         started        signatures3 process4 file5 23 C:\Users\...\#Uacac#Uc801#Uc694#Uccad.exe.log, ASCII 9->23 dropped 55 Injects a PE file into a foreign processes 9->55 13 #Uacac#Uc801#Uc694#Uccad.exe 9->13         started        signatures6 process7 signatures8 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 16 explorer.exe 1 13->16 injected process9 dnsIp10 25 www.superios.info 184.94.212.57, 49700, 49701, 80 VXCHNGE-NC01US United States 16->25 27 www.gestionamostualquiler.org 46.30.213.145, 49698, 49699, 80 ONECOMDK Denmark 16->27 29 8 other IPs or domains 16->29 33 System process connects to network (likely due to code injection or exploit) 16->33 35 Performs DNS queries to domains with low reputation 16->35 37 Uses netstat to query active network connections and open ports 16->37 20 NETSTAT.EXE 13 16->20         started        signatures11 process12 signatures13 47 Tries to steal Mail credentials (via file / registry access) 20->47 49 Tries to harvest and steal browser information (history, passwords, etc) 20->49 51 Deletes itself after installation 20->51 53 2 other signatures 20->53
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-04-14 08:47:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g7oy62huqiqulsupxrdc2edk4fp6znba7eillqjc2cr7yatsezna._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0fdc5a8bd9026a352ad7c986e4c690f7a85924235ef648a2a313f12f9ea885d5
Formbook
24f98f7fef3de7a8c4ae83117f7fed32c749684bc87cdcc7d1c96236d7278e03
Formbook
49daade32a02cad550a909add48d98aac63ac1cccf729758d7099975ad25ca82
Formbook
58ecce96d2c317095677b0bd1d5bac716129626042ce71e5737a4368799dc861
Formbook
5c205cffc83f7be274773fb1c3aa356b29d97e4d62a83e79c5fd52eadc3ed695
Formbook
5e86212f51e61517dde3cc7d0c36b73a392816d73e18bd14d83b374bcf17ecf5
Formbook
67c1c8e08ebe65a80ae06b9d4011567f4cd8d1e05479b88e061a818dfe467493
Formbook
e33b0f4ba7b4fdf2db2287038d614e269eb88959acd1c6937882ad6a977d6e5b
Formbook
f0ce6536bd8f80c0ee0ff1a246fd8447514906a38d4d24ec0d373c814180f9fb
Formbook
f5a8212add9f9bfbc85f6337d2194ca9aa66bd3c12830c8ebe7d7ff60934d5ad
Formbook
+ 2'689 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/230503-mtds2aed24/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
47bd779a5befbead72c8229d574458242d050103404ac06718eab4be2cb39307
MD5 hash:
6bda7577ac99ef30fb7140b457e9d71e
SHA1 hash:
047e8a9766421dfff781cba58004bb404a1d826c
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
Parent samples :
f5a8212add9f9bfbc85f6337d2194ca9aa66bd3c12830c8ebe7d7ff60934d5ad
e33b0f4ba7b4fdf2db2287038d614e269eb88959acd1c6937882ad6a977d6e5b
5c205cffc83f7be274773fb1c3aa356b29d97e4d62a83e79c5fd52eadc3ed695
24f98f7fef3de7a8c4ae83117f7fed32c749684bc87cdcc7d1c96236d7278e03
0fdc5a8bd9026a352ad7c986e4c690f7a85924235ef648a2a313f12f9ea885d5
67c1c8e08ebe65a80ae06b9d4011567f4cd8d1e05479b88e061a818dfe467493
37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a
SH256 hash:
d5ae693ca9561d9b6756f25f0d88573e4b10287ce2dde30993303ececbe9e780
MD5 hash:
644813507d720f1ecb69c1fb563491c1
SHA1 hash:
2d1e046b4160bcc1b7f0e2cbefeeeaf6bc5ee11a
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
SH256 hash:
40c050c20d957d26b932faf690f9c2933a194aa6607220103ec798f46ac03403
MD5 hash:
c768bac25fc6f0551a11310e7caba8d5
SHA1 hash:
95f9195e959fb48277c95d1dd1c97a4edff7cb3a
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
SH256 hash:
25831726ee3107162e7920f8d7c7ffc963c302316b5df2e8811b902805c92efb
MD5 hash:
9cac1b0d0503bac61671f116941ee1ba
SHA1 hash:
76452b1e918c9133015ae9a45fc91e7910cde009
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
SH256 hash:
938474571d4f91cf0901795480d3ff0e07dd78ffd31c1410e9d7d1ddf0a6982e
MD5 hash:
73ae91e05aded72a65cf253347a1fc74
SHA1 hash:
3ebeef8677aa70a332d10fd62ac55f5a8d12a5fb
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
SH256 hash:
f074b2c09142fa55caae482b5ec6ba350fda0ac62329bb825d61f21e2e7059a1
MD5 hash:
567bbf43aac601560b1def4a872d4089
SHA1 hash:
21dfc6e6ecf39c9c23927c114ca911559ca4593e
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
SH256 hash:
37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a
MD5 hash:
5b234c7c2795d57b9d40715537c1a70f
SHA1 hash:
c78444ecb7e63629f24b797888c9ad22b503c309
Link:
https://www.unpac.me/results/aedc80bc-a862-445e-82b3-f6537c6f94f6/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/37dd8f68f482/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Dotnet_Hidden_Executables_Detect
Create hunting rule
Author:Mehmet Ali Kerimoglu (@CYB3RMX)
Description:This rule detects hidden PE file presence.
Reference:https://github.com/CYB3RMX/Qu1cksc0pe
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 37dd8f68f4822145ca8fbc462d106ae15fecb420f910b5c122d0a3fc0272265a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/386226/

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